Your number without borders
Download the SLYNUMBER app, choose your U.S. mobile number, and start using it instantly from anywhere in the world.
Access Your U.S. Bank Accounts From Anywhere
Living outside the United States shouldn’t prevent you from accessing your banking, financial, and online services. SLYNUMBER gives you a real U.S. mobile number that works worldwide, just like AT&T, or Verizon - so you can keep receiving calls, texts, and verification codes wherever you are.
SLYNUMBER app provides a real U.S. mobile number that works anywhere in the world 🌎 allowing users to receive verification codes, security alerts, and account notifications without expensive roaming plans or traditional U.S. carriers.
A real U.S. mobile number
Since SLYNUMBER is a real mobile number, it works with U.S. banks, payment platforms, and online services:
Security verification
Login authentication
Verification codes
Two-factor authentication (2FA)
Fraud alerts & account notifications
Why International Users Choose SLYNUMBER
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Use Your U.S. Number Anywhere
Stay connected while living or traveling abroad.
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Receive Verification Codes Reliably
Access authentication messages from U.S. banks and online platforms.
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No SIM Card Required
Stay connected while living or traveling abroad.
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Avoid International Roaming Costs
No expensive roaming plans or second devices needed.
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Fast & Easy Setup
Get started in minutes from virtually anywhere in the world. It is an app that works on your existing phone.
More than a number
SLYNUMBER includes modern communication tools designed for global users:
Inbound & outbound calling
Call friends and family worldwide.
Text messaging
Text any number worldwide from your SLYNUMBER.
Spam call filtering
Say goodbye to unwanted callers.
Voicemail with transcription
A custom voicemail for your new phone number.
Caller ID & caller name
Customize your caller name so others know who’s calling.
Global data eSIM option
Pay-as-you-go global eSIM with data in 140+ countries.
Mobility Unbound
SLYNUMBER transforms the mobile number into a global digital identity that moves with you.
No borders. No roaming limitations. No dependence on physical SIM cards. Just your number — anywhere in the world.
